We don't like to think about it, but theft happens. Whether you're out of town on a…
Read more Read more

All you need for this is some soldering skills, a cheap tilt switch (available at electronics stores), and a cheap vibration alarm like this one. by soldering the tilt switch in place of the on/off switch, you can make the alarm go off whenever it detects movement, keeping your bike, laptop bag, or whatever else ready to alert you of thieving scoundrels. Check out the video above to see the project in action.